add guard against improperly structured json

package-lock.json

@@ -1,17 +1,18 @@
 {
-  "name": "notmudae",
+  "name": "2023collectabot",
   "version": "1.0.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
-      "name": "notmudae",
+      "name": "2023collectabot",
       "version": "1.0.0",
       "license": "MIT",
       "dependencies": {
         "discord.js": "^14.8.0",
         "sequelize": "^6.30.0",
-        "sqlite3": "^5.1.6"
+        "sqlite3": "^5.1.6",
+        "zod": "^3.21.4"
       },
       "devDependencies": {
         "@types/node": "^18.15.11",
@@ -1600,6 +1601,14 @@
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
       "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A=="
+    },
+    "node_modules/zod": {
+      "version": "3.21.4",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-3.21.4.tgz",
+      "integrity": "sha512-m46AKbrzKVzOzs/DZgVnG5H55N1sv1M8qZU3A8RIKbs3mrACDNeIOeilDymVb2HdmP8uwshOCF4uJ8uM9rCqJw==",
+      "funding": {
+        "url": "https://github.com/sponsors/colinhacks"
+      }
     }
   },
   "dependencies": {
@@ -2770,6 +2779,11 @@
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
       "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A=="
+    },
+    "zod": {
+      "version": "3.21.4",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-3.21.4.tgz",
+      "integrity": "sha512-m46AKbrzKVzOzs/DZgVnG5H55N1sv1M8qZU3A8RIKbs3mrACDNeIOeilDymVb2HdmP8uwshOCF4uJ8uM9rCqJw=="
     }
   }
 }

package.json

@@ -17,6 +17,7 @@
   "dependencies": {
     "discord.js": "^14.8.0",
     "sequelize": "^6.30.0",
-    "sqlite3": "^5.1.6"
+    "sqlite3": "^5.1.6",
+    "zod": "^3.21.4"
   }
 }

src/characters.ts

@@ -1,5 +1,6 @@
-import charactersJSON from './characters.json'
 import { Collection } from 'discord.js'
+import charactersJSON from './characters.json';
+import { z } from 'zod'
 
 export enum Target {
     Self = "self",
@@ -10,41 +11,53 @@ export enum Target {
     TrueRandomOpponent = "trueRandomOpponent"
 }
 
-export interface PotencyStatus {
-    duration: number
-    potency: number
-}
+const TargetEnum = z.nativeEnum(Target);
+type TargetEnum = z.infer<typeof TargetEnum>;
 
-interface Effect {
-    target: Target
-    accuracy?: number
-    damage?: number
-    heal?: number
-    poison?: number
-    regeneration?: number
-    burn?: number
-    confusion?: number
-    stun?: number
-    resistanceChange?: PotencyStatus
-    accuracyChange?: PotencyStatus
-    speedChange?: PotencyStatus
-    function?: string
-}
+const PotencyStatus = z.object({
+    duration: z.number().int(),
+    potency: z.number().int()
+});
+export type PotencyStatus = z.infer<typeof PotencyStatus>;
 
-interface Skill {
-    name: string
-    accuracy?: number
-    effects: Effect[]
-}
+const Effect = z.object({
+    target: TargetEnum,
+    accuracy: z.number().int(),
+    damage: z.optional(z.number().int()),
+    heal: z.optional(z.number().int()),
+    poison: z.optional(z.number().int()),
+    regeneration: z.optional(z.number().int()),
+    burn: z.optional(z.number().int()),
+    confusion: z.optional(z.number().int()),
+    stun: z.optional(z.number().int()),
+    resistanceChange: z.optional(z.number().int()),
+    accuracyChange: z.optional(z.number().int()),
+    speedChange: z.optional(z.number().int()),
+    function: z.string()
+});
+type Effect = z.infer<typeof Effect>;
 
-export interface Character {
-    id: number
-    name: string
-    nameShort: string
-    img: string
-    health: number
-    speed: number
-    skills: [Skill, Skill, Skill]
-}
+const Skill = z.object({
+    name: z.string(),
+    accuracy: z.number().int(),
+    effects: z.array(Effect)
+});
+type Skill = z.infer<typeof Skill>;
 
-export const CHARACTERS: Collection<number, Character> = new Collection(charactersJSON.map((element, index) => {return [index, element as Character]}));
+const Character = z.object({
+    id: z.number().int(),
+    name: z.string(),
+    nameShort: z.string(),
+    img: z.string(),
+    health: z.number().int(),
+    speed: z.number().int(),
+    skills: z.array(Skill)
+});
+export type Character = z.infer<typeof Character>;
+
+const CharacterJSON = z.array(Character);
+type CharacterJSON = z.infer<typeof CharacterJSON>;
+
+export const CHARACTERS: Collection<number, Character> = (() => {
+    return new Collection(CharacterJSON.parse(charactersJSON).map((element, index) => {return [index, element]}));
+})();